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| Place of Origin: | China |
| Brand Name: | TOB Bimetal Bearings |
| Certification: | ISO 16949 |
| Minimum Order Quantity: | negotiated |
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| Price: | negotiated |
| Packaging Details: | Cartons or Pallets |
| Delivery Time: | negotiated |
| Payment Terms: | T/T |
| Supply Ability: | negotiated |
| Material: | Low Carbon Steel Wth Aluminum-Tin Alloy (AlSn20Cu) | Types: | Wrapped Bushes, Thrust Washer |
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| Application: | Main Shaft, Con Rod Shaft Of Internal Combustion Engine, Pressure-squeeze Machine And Cooling Machine | Max. Load: | 100N/mm² |
| Alloy Hardness: | HB 30-40 | Max. Working Temperature: | 150℃ |
| High Light: | bearing thrust washer,steel flange bearing |
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Bimetal Bearings , Low Carbon Steel With Aluminum-Tin alloy ( AlSn20Cu )
AlSn20Cu Bimetal Bearings is backed with high quality low carbon steel with Aluminum-Tin alloy (AlSn20Cu) sintered on its surface. To effectively decrease abrasion, AlSn20Cu Bimetal Bearings' alloy surface can be machined with oil grooves for easier oil storage. When necessary, an erosion protection coating can be plated on the steel back. In common application, AlSn20Cu Bimetal Bearings is used to make wrapped bushes, thrust washer and bushes on connecting rod level of gas engine, etc.
Physical and Mechanical Performance
| Performance Index | Data | Performance Index | Data | |||
| Max. Load | 100N/mm² | Mating Axis | Hardness | ≥270 HRC | ||
| Linear Velocity | Oil Lubrication | 25 m/s | Roughness | Ra=0.16~0.63 | ||
| Max. Working Temperature | 150℃ | |||||
| Max. PV value | Oil Lubrication | 25N/mm²·m/s | ||||
| Friction Coefficient | 0.06-0.17 | |||||
| Anti-tensile Strength | 200 N/mm² | Heat-conducting Coefficient | 47 W/(m*k) | |||
| Alloy hardness | HB 30-40 | Heat-expansion Coefficient | 18*10^-6k | |||
Alloy Chemical Compositions
| Content | Al | Cu | Sn | Fe | Ni | Si | Mn | Ti | Others |
| Remainder | 0.7-1.3 | 17.5-22.5 | 0.5 | 0.1 | 0.7 | 0.7 | 0.2 | 0.5 |
Tel: +8618967361221
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